3(3n-1)=4(3+n)

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Solution for 3(3n-1)=4(3+n) equation:


Simplifying
3(3n + -1) = 4(3 + n)

Reorder the terms:
3(-1 + 3n) = 4(3 + n)
(-1 * 3 + 3n * 3) = 4(3 + n)
(-3 + 9n) = 4(3 + n)
-3 + 9n = (3 * 4 + n * 4)
-3 + 9n = (12 + 4n)

Solving
-3 + 9n = 12 + 4n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-4n' to each side of the equation.
-3 + 9n + -4n = 12 + 4n + -4n

Combine like terms: 9n + -4n = 5n
-3 + 5n = 12 + 4n + -4n

Combine like terms: 4n + -4n = 0
-3 + 5n = 12 + 0
-3 + 5n = 12

Add '3' to each side of the equation.
-3 + 3 + 5n = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 5n = 12 + 3
5n = 12 + 3

Combine like terms: 12 + 3 = 15
5n = 15

Divide each side by '5'.
n = 3

Simplifying
n = 3

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